the high-tech water-based formula can effectively clean the oil sludge and carbon in the combustion chamber, piston top, spark plug and other parts of the car, promote full combustion, improve the efficiency of gasoline combustion, reduce starting difficulties, acceleration powerlessness and other phenomena, improve engine performance and restore the original power. this product with special equipment, can quickly produce a large amount of foam, covering the entire combustion chamber, so that it is fully contact with the cleaned parts, so as to achieve good cleaning effect.